The RTCDTMFToneChangeEvent() constructor creates a new RTCDTMFToneChangeEvent object.
RTCDTMFToneChangeEvent: RTCDTMFToneChangeEvent() constructor
Syntax
js
new RTCDTMFToneChangeEvent(type)
new RTCDTMFToneChangeEvent(type, options)
Parameters
-
type -
A string with the name of the event. It is case-sensitive and browsers always set it to
tonechange. optionsOptional-
An object that, in addition of the properties defined in
Event(), can have the following properties:toneOptional-
A string containing a single DTMF tone character which has just begun to play, or an empty string (
"") to indicate that the previous tone has stopped playing. It defaults to"". See Tone characters for details on what characters are permitted.
Return value
A new RTCDTMFToneChangeEvent object, configured as specified in the provided options.
Specifications
Browser compatibility
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
RTCDTMFToneChangeEvent |
27 | 13 | 52 | No | 15 | 13.1 | 4.4 | 27 | 52 | 15 | 13.4 | 1.5 |
See also
- WebRTC
- Using DTMF with WebRTC
- Its usual target:
RTCDTMFSender.
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https://developer.mozilla.org/en-US/docs/Web/API/RTCDTMFToneChangeEvent/RTCDTMFToneChangeEvent